Parkinson's Movement
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Hallucinations and thiamine?

The paper by Osiezagha et al may provide clues about hallucinations and

may be relevant to the theory and findings of A. Costantini and



Thiamine deficiency and delirium

Osiezagha K, Ali S, Freeman C, Barker NC, Jabeen S, Maitra S, Olagbemiro Y, Richie W, Bailey RK.

Innov Clin Neurosci. 2013 Apr;10(4):26-32.


This constellation of symptoms is largely due to involvement of thalamic

or mamillary bodies and range from a confusional state to mental

sluggishness, apathy, impaired awareness of the immediate situation,

inability to concentrate and, if left untreated, coma and death.32,50

Some patients may present with confusion or agitation, hallucinations,

and behavioral disturbances that mimic an acute psychotic disorder.51,52

Ocular abnormalities occur in approximately 29 pecent of patients, and

include nystagmus, symmetrical or asymmetrical palsy of either lateral

recti or other ocular muscles, and conjugate-gaze palsies, which result

from lesions of the pontine tegmentum and of the abducens and oculomotor


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